Why this distribution is called a portable? this is due to the file distribution size, not more than 50 MB. Damn Small Linux (DSL) is used as a popular operating system on portable USB flash media drive or similar. DSL is targeted for desktop PC users. For you who have an old PC, DSL is also suitable for this Linux distro is quite mild for the run.

You can even use some word processing applications and numbers, and other support programs available in the DSL distro.